ADDENDA. 637 



conical pseutlobulbs three inches in length, with stout roots, 

 and broad thin plicate leaves. The flower stem is three and 

 a half feet high, and bears a spike of about twenty flowers, 

 four or more of which open at a time ; the sepals are dark 

 green at the back, and deep maroon-purple in front, the 

 margins revolute ; the petals are ovate, bright yellow above, 

 pale cream faintly veined with red beneath, and the lip is 

 dull orange-yellow with the lateral lobes chocolate-purple, 

 streaked with darker lines, and the spur tipped with pink. 

 Introduced by Mr. Heath. — South Africa, 



Masdevallia Grairiana, Pichh. f. — An interesting hybrid be- 

 tween 21. Davisii and j\[. Veitchii, the result being the pro- 

 duction of an intermediate form. The colour of the flower is 

 that of ill. Davisii, but the form is more like M. Veitchii, and 

 it is furnished with the bluish purple areas which are found 

 on 2L. Veitchii. It was raised at Messrs. Veitch & Sons' 

 nursery at Chelsea. — Garden hybrid. 



Easdevallia Harryana armeniaca, Williams. — A most dis- 

 tinct variety, with large rounded flowers, two inches across, of 

 a deep apricot colour, resembling some of the varieties of 

 Azalea mollis, the eye being of a rich yellow. It was flowered 

 by R. H. Measures, Esq., Woodlands, Streatham. — New 

 Grenada. 



Maxillaria Sanderiana, Echb. f. — This new species re- 

 sembles a gigantic form of M. tjrandijiora. The sepals and 

 petals are white, slightly stained with dull crimson at their 

 base ; the lip is similar to that of M. grandijiora, but larger 

 in all its parts. It flowers in May. — Native Country not stated. 



Mormodes luxatum eburneum, Rchb. f. — A very handsome 



variety, with large sweet-scented creamy white flowers, as 

 many as twelve to fifteen being produced on a spike. This 

 is a plant that should be in every collection, it being a 

 general favourite. It flowers in July and August. — 2[e.vico. 



Syn. — M. Williamsii. 



Mormodes luxatum pUUCtatum, Echb. f. — A distinct and 

 beautiful variety, the flowers of which are white, densely 

 spotted with red on the inner sides of the sepals and petals. 

 — Mexico. 



OdOUtOgloSSUm JosepMnse, Williams. — A charmingly beauti- 



